This entrepreneur transforms difficult-to-recycle plastics into very resistant paving stones Posted byEntrepreneur en Español February 9, 2021 Leave a comment on This entrepreneur transforms difficult-to-recycle plastics into very resistant paving stones Nzambi Matee is the founder of Gjenge Makers, a company that uses high and low density polyethylene and polypropylene as raw materials in order to create building materials.